package com.ronsoft.books.nio.channels; import java.nio.ByteBuffer; import java.nio.IntBuffer; import java.nio.channels.FileChannel; import java.nio.channels.FileLock; import java.io.RandomAccessFile; import java.util.Random; /** * Tickle bug in 1.4.0 with lock() method. * * @author Ron Hitchens (ron@ronsoft.com) */ public class LockBug { public static void main (String [] argv) throws Exception { if (argv.length == 0) { System.out.println ("Usage: filename"); return; } String filename = argv [0]; RandomAccessFile raf = new RandomAccessFile (filename, "rw"); FileChannel fc = raf.getChannel(); FileLock lock = fc.lock(); System.out.println ("Exiting"); } }